Compression Tube Union: 5/8-20" Thread, 3/8" Tube OD, Compression x Compression MPN:0640.055

Welcome to the nation's largest veteran-owned online store. We offer 4+ million products with 100% fast, free shipping across the following solution groups:

Automotive & Fleet Maintenance • Building & Construction • Electrical & Electronics • Facility Maintenance • Fasteners & Hardware • Furniture & Office Equipment • HVAC, Plumbing, & Hydraulics • Industrial Supplies • Lab & Scientific Equipment • Machining & Tooling • Material Handling & Lifting • Office & Cleaning Supplies • Power Tools & Accessories • Raw Materials & Metals • Safety & PPE • Tools & Equipment • Welding & Metalworking

We serve a diverse customer base, including government buyers, small to medium-sized businesses, government contractors, healthcare enterprises, academic institutions, veterans, military personnel, first-responders and DIY heroes.  

As a socially responsible business, we dedicate a portion of each sale to support veteran non-profit causes of national significance. Since our establishment in January 2013, GoVets has achieved an A+ Rating on BBB, thousands of 5-star reviews and recognized as one of the fastest-growing private businesses in the United States. We proudly hold various diversity certifications, including SBA Certified SDVOSB, New York State SDVOB, Florida VBE, and Disability:IN SDV-DOBE.